diff --git a/projects/plugins/wpcomsh/.phan/config.php b/projects/plugins/wpcomsh/.phan/config.php
index a236f81beecd5..e060ea95c3951 100644
--- a/projects/plugins/wpcomsh/.phan/config.php
+++ b/projects/plugins/wpcomsh/.phan/config.php
@@ -15,7 +15,7 @@
 	array(
 		'exclude_file_regex'    => array( 'tests/lib/mocks' ),
 		'exclude_file_list'     => array(
-			__DIR__ . '/../../../plugins/jetpack/_inc/lib/class.color.php',
+			__DIR__ . '/../../../packages/classic-theme-helper/_inc/lib/class.color.php',
 		),
 		'parse_file_list'       => array(
 			// Reference files to handle code checking for stuff from Jetpack-the-plugin or other in-monorepo plugins.
@@ -26,7 +26,7 @@
 			// other in 'require-dev' and `extra.dependencies.test-only' instead. See packages/config for an example.
 			// --
 			// class.color.php provides the definition of the Jetpack_Color class.
-			__DIR__ . '/../../../plugins/jetpack/_inc/lib/class.color.php',
+			__DIR__ . '/../../../packages/classic-theme-helper/_inc/lib/class.color.php',
 			// class.jetpack.php provides the definition of the Jetpack megaclass.
 			__DIR__ . '/../../../plugins/jetpack/class.jetpack.php',
 			// class.jetpack-gutenberg.php provides the definition of the Jetpack_Gutenberg class.
diff --git a/projects/plugins/wpcomsh/lib/class.color.php b/projects/plugins/wpcomsh/lib/class.color.php
index 023276097e11b..008bee6b898ff 100644
--- a/projects/plugins/wpcomsh/lib/class.color.php
+++ b/projects/plugins/wpcomsh/lib/class.color.php
@@ -8,4 +8,6 @@
 // phpcs:ignoreFile WordPress.Files.FileName.NotHyphenatedLowercase
 
 // Dummy comment to make phpcs happy.
-require_once JETPACK__PLUGIN_DIR . '_inc/lib/class.color.php';
+if ( defined( 'CLASSIC_THEME_HELPER_PLUGIN_DIR') ) {
+	require_once CLASSIC_THEME_HELPER_PLUGIN_DIR . '_inc/lib/class.color.php';
+}
diff --git a/projects/plugins/wpcomsh/lib/tonesque.php b/projects/plugins/wpcomsh/lib/tonesque.php
index 93bf7affdc22a..b1a1eddf7d9e3 100644
--- a/projects/plugins/wpcomsh/lib/tonesque.php
+++ b/projects/plugins/wpcomsh/lib/tonesque.php
@@ -6,4 +6,6 @@
  */
 
 // Dummy comment to make phpcs happy.
-require_once JETPACK__PLUGIN_DIR . '_inc/lib/tonesque.php';
+if ( defined( 'CLASSIC_THEME_HELPER_PLUGIN_DIR' ) ) {
+	require_once CLASSIC_THEME_HELPER_PLUGIN_DIR . '_inc/lib/tonesque.php';
+}